Submission #230699

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
230699	2020-05-11 08:28:38	AlexLuchianov	One-Way Streets (CEOI17_oneway)	C++14	100 / 100	393 ms	34940 KiB

oneway

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#include <iostream>
#include <vector>
#include <algorithm>
#include <cassert>
#include <cmath>
#include <set>
using namespace std;
int const nmax = 100000;
int const lgmax = 20;
vector<int> g[1 + nmax];
int edge[1 + nmax][2];
int level[1 + nmax], seen[1 + nmax];
int maxlevel[1 + nmax], comp[1 + nmax];
void dfs(int node, int parent){
  level[node] = level[parent] + 1;
  maxlevel[node] = level[node];
  seen[node] = 1;
  int skipped = 0;
  for(int h = 0; h < g[node].size(); h++){
    int to = g[node][h];
    if(to == parent && skipped == 0){
      skipped++;
      continue;
    }
    if(seen[to] == 0) {
 
 
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Compilation message (stderr)

oneway.cpp: In function 'void dfs(int, int)':
oneway.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int h = 0; h < g[node].size(); h++){
                  ~~^~~~~~~~~~~~~~~~
oneway.cpp: In function 'void _partition(int, int, int&)':
oneway.cpp:46:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int h = 0; h < g[node].size(); h++){
                  ~~^~~~~~~~~~~~~~~~
oneway.cpp: In function 'void Tree::dfs(int, int)':
oneway.cpp:61:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int h = 0; h < g[node].size(); h++){
                    ~~^~~~~~~~~~~~~~~~
oneway.cpp: In function 'void Tree::refresh(int, int)':
oneway.cpp:102:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int h = 0; h < g[node].size(); h++){
                    ~~^~~~~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40